278795640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2323297}}^1$

素因数の和:2323311

約数の個数: 32

約数和(自身を含む): 836387280

約数和(自身を除く): 557591640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2323297, 4646594, 6969891, 9293188, 11616485, 13939782, 18586376, 23232970, 27879564, 34849455, 46465940, 55759128, 69698910, 92931880, 139397820, 278795640]

約数ペア:

[(1, 278795640), (2, 139397820), (3, 92931880), (4, 69698910), (5, 55759128), (6, 46465940), (8, 34849455), (10, 27879564), (12, 23232970), (15, 18586376), (20, 13939782), (24, 11616485), (30, 9293188), (40, 6969891), (60, 4646594), (120, 2323297)]